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CVE-2017-17969
Heap-based buffer overflow in the NCompress::NShrink::CDecoder::CodeReal method in 7-Zip before 18.00 and p7zip allows remote attackers to…
High7.8EPSS 5.0%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Heap-based buffer overflow in the NCompress::NShrink::CDecoder::CodeReal method in 7-Zip before 18.00 and p7zip allows remote attackers to cause a denial of service (out-of-bounds write) or potentially execute arbitrary code via a crafted ZIP archive.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 5.0% · top 7.8% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
n/a
- affected n/a
References (7)
- DSA-4104 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- [debian-lts-announce] 20180202 [SECURITY] [DLA 1268-1] p7zip security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/ (opens in a new tab)x_refsource_MISCx_transferred
- 1040831 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- https://0patch.blogspot.si/2018/02/two-interesting-micropatches-for-7-zip.html (opens in a new tab)x_refsource_MISCx_transferred
- USN-3913-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://github.com/p7zip-project/p7zip/issues/7 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2017-17969)Record last updated .